000
00237nam a2200085Ia 4500
001
MPKV112421
008
120911s9999 xx 000 0 und d
245
_a
Econometrica Vol. 58 part No.1-3
_c
;
260
_a
Chicago
_b
University of Chicago
_c
1990
999
_c
75699
_d
75699